Remove unused code that created the 'sossoldi_exports' directory

[gioisco]

🎯 Description

Removes unused code that creates the 'sossoldi_exports' directory during CSV generation.

The exportToCSV() method generates and returns the CSV string, but does not use the created folder.

📱 Changes

Removed leftover directory creation code from exportToCSV() method.

🧪 Testing Instructions

Export CSV, as-is.

📸 Screenshots / Screen Recordings (if applicable)

N/A

🔍 Checklist for reviewers

• [x] Code is formatted correctly
• [x] Tests are passing
• Tested on:
  • [ ] iOS
  • [x] Android

✍️ Additional Context

N/A